how to find the Ipaddress using username ?

Question

here it my code

 

namespace Active_Directory

{

class Program

{

static void Main(string[] args)

{

using (var context = new PrincipalContext(ContextType.Domain, "xxx.com"))

{

using (var searcher = new PrincipalSearcher(new UserPrincipal(context)))

{

foreach (var result in searcher.FindAll())

{

DirectoryEntry de = result.GetUnderlyingObject() as DirectoryEntry;

string name = de.Properties["samAccountName"].Value.ToString();

if (name == "xxxx")

{

Console.WriteLine("First Name: " + de.Properties["givenName"].Value);

Console.WriteLine("Last Name : " + de.Properties["sn"].Value);

Console.WriteLine("SAM account name : " + de.Properties["samAccountName"].Value);

Console.WriteLine("User Principal Name: " + de.Properties["UserPrincipalName"].Value);

Console.WriteLine();

}

}

}

}

Console.ReadLine();

}

}

}